Catkin overlay tutorial

edit

http://ros.org/wiki/catkin/Tutorials/workspace_overlaying

When I try "wstool init" in section 3.2 i get the following error :

$ wstool init
ERROR: Cannot find required rosinstall library version, check your installation (also of vcstools) is up-to-date. One frequent cause is that rosinstall 0.5 is still installed in /usr/local/lib.
cannot import name __MULTIPRO_CMD_ALIASES__

$ rosinstall --version
rosinstall 0.6.25
vcstools:  0.1.29
SVN:       svn, version 1.7.5 (r1336830); 
Mercurial: Mercurial Distributed SCM (version 2.2.2); 
Git:       1.7.10.4; 'reset --keep': True, submodules: True
Tar:       tarfile version: $Revision: 85213 $; 
Bzr:       Bazaar (bzr) 2.6b2; 

$ which rosinstall
/usr/local/bin/rosinstall